<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style type="text/css">
        table{
            width:60%;
            margin: 2% auto;
            background-color:#f5f5f5;
        }
        th,td{
            padding:9px;
        }
    </style>
</head>

<body>
    <table border="1" cellspacing="0" cellpadding="0">
        <tr>
            <th>浏览器</th>
            <th>内核</th>
        </tr>
        <tr>
            <td>IE</td>
            <td>trident</td>
        </tr>
        <tr>
            <td>chorme</td>
            <td>webkit</td>
        </tr>
        <tr>
            <td>safari</td>
            <td>webkit</td>
        </tr>
        <tr>
            <td>firefox</td>
            <td>gecko</td>
        </tr>
        <tr>
            <td>opera</td>
            <td>presto</td>
        </tr>
    </table>
</body>

</html>